🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 863.9

Radius: 12.7

Gravity: 5.36 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.78 AU - 1 AU

Year: 569 Days

Day: 14.3 Hours

Environment

Temp: -166 °C

Axial Tilt: 42.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 46,922,834 km

• M1: 157,975 km (0.069 R)
• M2: 610,210 km (0.097 R)
• M3: 1,030,430 km (0.101 R)
• M4: 1,526,497 km (0.07 R)
• M5: 1,973,346 km (0.086 R)
• M6: 2,466,869 km (0.089 R)
• M7: 3,639,118 km (0.037 R)
• M8: 4,222,101 km (0.062 R)
• M9: 5,067,628 km (0.099 R)
• M10: 6,138,449 km (0.101 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 629.5

Radius: 10.3

Gravity: 5.93 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.78 AU - 1.18 AU

Year: 658 Days

Day: 6.2 Hours

Environment

Temp: -177 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 46,922,834 km

• M1: 128,056 km (0.06 R)
• M2: 470,784 km (0.03 R)
• M3: 836,102 km (0.056 R)
• M4: 1,330,224 km (0.068 R)
• M5: 1,789,939 km (0.075 R)
• M6: 2,476,144 km (0.086 R)
• M7: 3,367,448 km (0.082 R)
• M8: 3,823,871 km (0.064 R)
• M9: 4,681,665 km (0.116 R)
• M10: 5,644,776 km (0.046 R)
• M11: 6,409,970 km (0.109 R)
• M12: 7,028,108 km (0.044 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 118.5

Radius: 11.5

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.48 AU - 2.22 AU

Year: 1707 Days

Day: 10.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 46,922,834 km

• M1: 143,016 km (0.105 R)
• M2: 732,730 km (0.031 R)
• M3: 1,134,251 km (0.104 R)
• M4: 1,742,965 km (0.102 R)
• M5: 2,784,016 km (0.103 R)
• M6: 3,220,094 km (0.115 R)
• M7: 3,843,618 km (0.113 R)
• M8: 4,578,742 km (0.039 R)
• M9: 5,552,325 km (0.095 R)
• M10: 6,009,795 km (0.088 R)
• M11: 6,389,624 km (0.047 R)
• M12: 7,581,022 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 803.1

Radius: 9.1

Gravity: 9.7 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 2.54 AU - 2.88 AU

Year: 3026 Days

Day: 8 Hours

Environment

Temp: -220 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 46,922,834 km

• M1: 114,293 km (0.094 R)
• M2: 438,471 km (0.035 R)
• M3: 1,376,749 km (0.068 R)
• M4: 1,865,485 km (0.108 R)
• M5: 2,206,419 km (0.064 R)
• M6: 2,779,977 km (0.07 R)
• M7: 3,173,270 km (0.106 R)
• M8: 3,904,953 km (0.074 R)
• M9: 4,310,962 km (0.112 R)
• M10: 5,594,212 km (0.062 R)
• M11: 5,889,668 km (0.071 R)
• M12: 6,395,758 km (0.036 R)
• M13: 6,779,028 km (0.084 R)
• M14: 7,559,480 km (0.099 R)
• M15: 8,022,036 km (0.111 R)
• M16: 8,538,298 km (0.101 R)
• M17: 8,894,790 km (0.097 R)
• M18: 9,335,655 km (0.059 R)
• M19: 11,893,629 km (0.072 R)
• M20: 15,194,357 km (0.086 R)
• M21: 16,309,160 km (0.067 R)
• M22: 17,648,809 km (0.106 R)
• M23: 18,345,486 km (0.079 R)
• M24: 22,307,436 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 484.3

Radius: 12.6

Gravity: 3.05 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 2.65 AU - 2.87 AU

Year: 3110 Days

Day: 8.4 Hours

Environment

Temp: -208 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 46,922,834 km

• M1: 157,227 km (0.064 R)
• M2: 650,751 km (0.111 R)
• M3: 1,506,600 km (0.111 R)
• M4: 2,240,527 km (0.087 R)
• M5: 3,571,500 km (0.112 R)
• M6: 4,231,974 km (0.06 R)
• M7: 5,135,396 km (0.098 R)
• M8: 6,970,064 km (0.103 R)
• M9: 7,658,813 km (0.108 R)
• M10: 8,196,767 km (0.104 R)
• M11: 9,490,938 km (0.117 R)
• M12: 10,566,995 km (0.026 R)
• M13: 11,763,928 km (0.082 R)
• M14: 13,634,649 km (0.114 R)
• M15: 19,310,841 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 416.7

Radius: 9.7

Gravity: 4.43 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 2.83 AU - 2.99 AU

Year: 3367 Days

Day: 11.5 Hours

Environment

Temp: -213 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 46,922,834 km

• M1: 120,725 km (0.091 R)
• M2: 440,715 km (0.109 R)
• M3: 972,685 km (0.066 R)
• M4: 1,333,815 km (0.049 R)
• M5: 1,663,080 km (0.12 R)
• M6: 2,059,514 km (0.06 R)
• M7: 2,404,935 km (0.111 R)
• M8: 2,915,363 km (0.06 R)
• M9: 3,569,854 km (0.099 R)
• M10: 5,314,165 km (0.119 R)
• M11: 6,155,504 km (0.03 R)
• M12: 8,329,310 km (0.104 R)
• M13: 9,143,871 km (0.096 R)
• M14: 9,534,620 km (0.111 R)
• M15: 10,541,115 km (0.093 R)
• M16: 11,823,917 km (0.118 R)
• M17: 13,892,556 km (0.068 R)
• M18: 14,504,860 km (0.075 R)
• M19: 15,086,048 km (0.069 R)
• M20: 15,733,058 km (0.097 R)
• M21: 16,817,045 km (0.079 R)
• M22: 17,675,886 km (0.091 R)
• M23: 18,116,153 km (0.09 R)
• M24: 18,563,600 km (0.052 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 58.8

Radius: 9.7

Gravity: 0.62 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 3.95 AU - 5.73 AU

Year: 7222 Days

Day: 11.8 Hours

Environment

Temp: -223 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 46,922,834 km

• M1: 120,875 km (0.105 R)
• M2: 1,550,432 km (0.091 R)
• M3: 2,349,285 km (0.092 R)
• M4: 3,266,769 km (0.113 R)
• M5: 14,427,817 km (0.043 R)
• M6: 16,419,264 km (0.048 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 950.2

Radius: 10.5

Gravity: 8.62 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 4.34 AU - 5.9 AU

Year: 7858 Days

Day: 12.1 Hours

Environment

Temp: -216 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 46,922,834 km

• M1: 130,898 km (0.031 R)
• M2: 697,425 km (0.098 R)
• M3: 1,181,374 km (0.049 R)
• M4: 1,562,849 km (0.06 R)
• M5: 2,411,069 km (0.03 R)
• M6: 2,843,856 km (0.034 R)
• M7: 3,351,291 km (0.11 R)
• M8: 4,723,852 km (0.093 R)
• M9: 5,736,480 km (0.084 R)
• M10: 6,661,144 km (0.086 R)
• M11: 7,357,522 km (0.112 R)
• M12: 7,723,588 km (0.028 R)
• M13: 8,230,576 km (0.105 R)
• M14: 11,372,430 km (0.072 R)
• M15: 15,499,985 km (0.081 R)
• M16: 17,571,168 km (0.092 R)
• M17: 19,664,939 km (0.079 R)
• M18: 21,095,693 km (0.103 R)
• M19: 21,670,448 km (0.059 R)
• M20: 22,509,543 km (0.056 R)
• M21: 23,023,262 km (0.065 R)
• M22: 23,370,179 km (0.107 R)
• M23: 26,555,716 km (0.085 R)
• M24: 29,507,582 km (0.101 R)
• M25: 30,123,027 km (0.062 R)
• M26: 34,560,998 km (0.114 R)
• M27: 35,821,958 km (0.095 R)
• M28: 36,994,656 km (0.08 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 656.2

Radius: 12.8

Gravity: 4.01 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 4.83 AU - 6.43 AU

Year: 9061 Days

Day: 7.5 Hours

Environment

Temp: -235 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 46,922,834 km

• M1: 160,219 km (0.045 R)
• M2: 1,743,414 km (0.091 R)
• M3: 3,087,700 km (0.102 R)
• M4: 3,664,250 km (0.056 R)
• M5: 4,394,437 km (0.098 R)
• M6: 5,065,085 km (0.11 R)
• M7: 5,473,786 km (0.102 R)
• M8: 6,393,663 km (0.056 R)
• M9: 9,351,961 km (0.045 R)
• M10: 9,873,160 km (0.033 R)
• M11: 10,463,773 km (0.118 R)
• M12: 13,657,089 km (0.031 R)
• M13: 14,641,293 km (0.093 R)
• M14: 16,004,279 km (0.081 R)
• M15: 16,476,859 km (0.112 R)
• M16: 18,023,252 km (0.09 R)
• M17: 18,682,979 km (0.106 R)
• M18: 20,363,711 km (0.113 R)
• M19: 25,640,477 km (0.106 R)
• M20: 26,852,219 km (0.05 R)
• M21: 27,713,155 km (0.104 R)
• M22: 31,028,394 km (0.115 R)
• M23: 31,976,545 km (0.025 R)
• M24: 33,052,453 km (0.111 R)
• M25: 37,717,962 km (0.09 R)
• M26: 39,040,556 km (0.097 R)
• M27: 41,778,347 km (0.106 R)
• M28: 43,585,639 km (0.074 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 213.6

Radius: 5.5

Gravity: 7.06 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 7.29 AU - 10.07 AU

Year: 17345 Days

Day: 17.6 Hours

Environment

Temp: -227 °C

Axial Tilt: 48.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 46,922,834 km

• M1: 68,366 km (0.09 R)
• M2: 432,039 km (0.073 R)
• M3: 809,324 km (0.109 R)
• M4: 1,246,898 km (0.057 R)
• M5: 3,898,521 km (0.05 R)
• M6: 7,324,013 km (0.06 R)
• M7: 8,837,195 km (0.079 R)
• M8: 9,022,397 km (0.039 R)
• M9: 10,239,675 km (0.114 R)
• M10: 12,065,367 km (0.092 R)
• M11: 13,600,242 km (0.067 R)
• M12: 13,909,610 km (0.078 R)
• M13: 15,865,602 km (0.113 R)
• M14: 18,445,866 km (0.086 R)
• M15: 18,824,947 km (0.11 R)
• M16: 22,132,706 km (0.096 R)
• M17: 22,994,390 km (0.097 R)
• M18: 26,091,963 km (0.027 R)
• M19: 29,766,536 km (0.114 R)
• M20: 33,659,222 km (0.109 R)
• M21: 38,367,216 km (0.109 R)
• M22: 44,302,512 km (0.078 R)
• M23: 45,669,088 km (0.096 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 324 - 12,702 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit